Analog Voltage Flow Computers, Totalizers, and Indicators
Description
Analog Voltage Flow Computers, Totalizers, and Indicators are devices used to measure, compute, and display the flow of fluids. They process input signals, typically in the form of analog voltage, to provide accurate flow measurements and totalize the flow over time. These devices are essential for monitoring and controlling fluid dynamics in various industrial processes.
Working Principle
These devices operate by receiving input signals from flow sensors, which measure variables such as differential pressure, true mass flow, and velocity. The analog voltage input is processed to compute the flow rate and total flow. The processed data is then displayed or used for further control actions. The utility of these devices lies in their ability to provide real-time monitoring and precise control of fluid flow, which is crucial for maintaining efficiency and safety in industrial operations.
Applications
Analog Voltage Flow Computers, Totalizers, and Indicators are widely used in industries such as oil and gas, water and wastewater management, and chemical processing. For instance, in the oil industry, they are used for flow monitoring and indication on oil rigs and pipelines. In water treatment plants, they help in monitoring the flow of water and wastewater. Additionally, in chemical plants, they are used for ratio controlling and batch processing.
Advantages over other Flow Computers, Totalizers, and Indicators
One of the significant advantages of these devices is their ability to operate as standalone units without the need for external power, making them suitable for remote and harsh environments, such as arid oil wells and offshore maritime vessels. This robustness ensures reliable performance even in extreme conditions, providing a distinct edge over other types of flow measurement devices that may require more infrastructure or power support.
Limitations
Analog Voltage Flow Computers, Totalizers, and Indicators can be sluggish in response to quick changes in flow, especially at high differential pressures. This can lead to overspeeding and potential inaccuracies in rapidly changing flow conditions. Additionally, they may be affected by solid impurities in the fluid, which can impact their performance and accuracy.
Considerations
When considering the implementation of these devices, it is important to evaluate initial costs, which can vary depending on the complexity and specifications required. Operating expenses are generally low due to their standalone nature, but maintenance costs can arise from the need to ensure accuracy and address any issues caused by impurities or environmental factors. Durability is a strong point, as these devices are designed to withstand harsh conditions, but regular calibration and maintenance are necessary to maintain their accuracy and reliability over time.
from KROHNE Messtechnik
The SUMMIT 8800 is a digital flow computer for custody transfer (CT) measurement. Its state of the art full color graphical touch screen allows a graphical representation of the measurement process, with all measured values shown in real time; Up to 5 different types of meters combined in one flow... [See More]
- Generic Inputs: Pulse (Frequency) Inputs; Analog Current Inputs; Analog Voltage Inputs
- Rates Displayed: Volumetric; Velocity; Mass; Totalizer
- Media Type: Liquid; Gas/Steam
- Display Types: Digital Display (Readouts); Computer
from OMEGA Engineering, Inc.
The FMA1000 Series industrial air velocity/ temperature transmitter/indicator measures and displays air velocity as well as air temperature in research and development labs, HVAC applications, and other manufacturing processes. The sensor design is based on three RTD elements, one measures air... [See More]
- Generic Inputs: Analog Current Inputs; Analog Voltage Inputs
- Rates Displayed: Velocity
- Media Type: Gas/Steam
- Display Types: Digital Display (Readouts)
from ProSoft Technology, Inc.
The MVI46-AFC is an in-rack Liquid & Gas Flow Computer Module for the SLC platform. The MVI46-AFC Flow Computer module supports 8 meter channels for the measurement of hydrocarbon gases and liquids using currently accepted industry measurement standards. The module calculates flow rates,... [See More]
- Generic Inputs: Analog Current Inputs; Analog Voltage Inputs
- Rates Displayed: Mass
- Media Type: Liquid; Gas/Steam
- Local Interface: Digital Front Panel; Computer Interface
from Badger Meter
The Cox EC80 Flow Processor is a programmable electronic processor, providing total compensation to enhance flow meter accuracy, while extending the linear flow range. Packaging is provided for remote, direct or embedded mounting to support most installation or application requirements. Provides... [See More]
- Generic Inputs: Analog Voltage Inputs
- Outputs: Frequency / Pulse
- Media Type: Liquid
- Operating Temperature: -40 to 185
from Florite International, Inc.
The 900 Series is an economic one loop microcomputer-based instrument incorporating user selectable digital and analog inputs, as well as analog and relay outputs. Other 900 Series features include .005% high accuracy PID, batch, and dose control functions. Additionally, the 900 Series encompasses... [See More]
- Generic Inputs: Pulse (Frequency) Inputs; Analog Current Inputs; Analog Voltage Inputs
- Rates Displayed: Volumetric; Velocity; Mass; Totalizer
- Media Type: Liquid; Gas/Steam
- Display Types: Analog Meter or Indicator; Digital Display (Readouts); Computer
from Flow Technology, Inc.
Battery or DC power and a compact size make the BR3000 Series Rate/Totalizer a versatile local indicator. It accepts magnetic pickup and DC pulse inputs. Rate and total are shown simultaneously on the easy-to-read, two-line, LCD display. Twenty point linearization is a standard feature, allowing... [See More]
- Generic Inputs: Pulse (Frequency) Inputs; Analog Voltage Inputs
- Display Types: Digital Display (Readouts)
- Rates Displayed: Totalizer
- Local Interface: Digital Front Panel
from AW Company
Single or dual channel; 2 programmable Form C Relay outputs [See More]
- Generic Inputs: Pulse (Frequency) Inputs; Analog Voltage Inputs
- Rates Displayed: Volumetric
- Media Type: Liquid; Gas/Steam
- Display Types: Digital Display (Readouts)
from Hoffer Flow Controls, Inc.
The “ICE ” Integrated Cryogenic Electronics incorporates the newest technological advances in electronics and the time proven solutions in cryogenic flowmeter measurement. The ICE Cryogenic System is used to measure and record LIN, LOX, LAR, CO2 and other cryogenic liquids for truck... [See More]
- Generic Inputs: Analog Current Inputs (optional feature); Analog Voltage Inputs
- Rates Displayed: Volumetric; Totalizer
- Media Type: Liquid
- Display Types: Digital Display (Readouts)
from Willowglen Systems Inc.
Willowglen ’s Unisen Series 5 Flow Computer outperforms the competition – with standard and advanced features, and flexible configuration: · Available in different sizes to accommodate small to large numbers of flow meters (maximum 25 flow meters). · Flexible enough to deal... [See More]
- Generic Inputs: Pulse (Frequency) Inputs; Analog Current Inputs; Analog Voltage Inputs
- Rates Displayed: Volumetric
- Media Type: Liquid; Gas/Steam
- Display Types: Digital Display (Readouts)
from Fluidwell bv
The F116 flow computer has been developed to calculate differential / consumption or total volume. The usual difficulties encountered in such applications include: pulsating flows, very low consumption readings, vibration and high ambient temperatures. These are all well catered for in the design... [See More]
- Generic Inputs: Pulse (Frequency) Inputs; Analog Current Inputs; Analog Voltage Inputs
- Rates Displayed: Volumetric; Mass; Totalizer
- Media Type: Liquid; Gas/Steam
- Display Types: Digital Display (Readouts)
from Aalborg Instruments
Microprocessor driven digital Command Modules are. used in conjunction with any analog or digital mass flow. meters or controllers with 0-5 Vdc input /output signals. One, two, three and four channel Command Module. configurations are available. Command Modules contain. appropriate power supplies,... [See More]
- Generic Inputs: Analog Voltage Inputs
- Rates Displayed: Volumetric; Mass; Totalizer
- Media Type: Gas/Steam
- Display Types: Digital Display (Readouts)
from KOBOLD Instruments, Inc.
Product Features. Analog Input 0-5 V, 0-10 V, 1-5 V 4-20 mA or 0-20 mA. Display Rate, Total, Peak or Valley. Completely User Programmable. Analog or Serial Communications. NEMA 4X Front Panel. The KOBOLD INT series of controllers is designed to allow totalization and rate metering with sensors... [See More]
- Generic Inputs: Analog Current Inputs; Analog Voltage Inputs
- Rates Displayed: Totalizer
- Media Type: Liquid
- Display Types: Digital Display (Readouts)
from OMEGA Engineering, Inc.
The DPF60 is a combination microprocessor-based digital rate indicator and integrating totalizer. It accepts inputs of 4 to 20 mA, 0 to 20 mA, 0 to 5 V, or 1 to 5 V and can be scaled for engineering units directly from the NEMA 4X (IP66) rated front panel without tweaking internal potentiometers. [See More]
- Generic Inputs: Analog Current Inputs; Analog Voltage Inputs
- Rates Displayed: Totalizer
- Media Type: Liquid; Gas/Steam
- Display Types: Digital Display (Readouts)
from ProSoft Technology, Inc.
The MVI69-AFC is an in-rack Liquid & Gas Flow Computer Module for the CompactLogix platform. The MVI69-AFC Flow computer module supports 8 meter channels for the measurement of hydrocarbon gases and liquids using currently accepted industry measurement standards. The module calculates flow... [See More]
- Generic Inputs: Analog Current Inputs; Analog Voltage Inputs
- Local Interface: Digital Front Panel; Computer Interface
- Media Type: Liquid; Gas/Steam
- Computer Interface: Serial; Other
from Badger Meter
The Cox flow processors models IFC15, IFC15BBA and IFC15L track all variables to compensate for viscous and inertial effects due to fluid temperature and pressure variations. Our enhanced Digital Signal Processing (DSP) technology allows exceptional signal characterization and fast response to... [See More]
- Generic Inputs: Analog Voltage Inputs
- Outputs: Frequency / Pulse
- Media Type: Liquid
- Operating Temperature: -40 to 185
from Florite International, Inc.
The Florite Model 990X is an innovative, technically superior, high quality and reliable microcomputer-based controller suitable for any commercial or industrial application. The instruments user configurable screw-terminal channels enable any mix of up to eight inputs and or outputs regardless of... [See More]
- Generic Inputs: Pulse (Frequency) Inputs; Analog Current Inputs; Analog Voltage Inputs
- Rates Displayed: Volumetric; Velocity; Mass; Totalizer
- Media Type: Liquid; Gas/Steam
- Display Types: Analog Meter or Indicator; Digital Display (Readouts); Computer
from Flow Technology, Inc.
The SL Series Flow Computers consist of three panel-mounted display units for use with liquid and gas flowmeters. All units are easily programmed through the front keypad or with a Windowsbased PC software program. Each device has multiple assignable outputs allowing tremendous flexibility to set... [See More]
- Generic Inputs: Pulse (Frequency) Inputs; Analog Current Inputs; Analog Voltage Inputs
- Rates Displayed: Volumetric; Mass
- Media Type: Liquid; Gas/Steam
- Display Types: Digital Display (Readouts)
from Hoffer Flow Controls, Inc.
Introduction: The Nova-Flow Series of flow computers is a family of highly flexible, modular flow computers designed for basic rate and total flow display, batch control for liquid and gas flow measurement, as well as for thermal energy measurement. With more than 500,000 unique configurations... [See More]
- Generic Inputs: Analog Current Inputs (optional feature); Analog Voltage Inputs
- Rates Displayed: Volumetric; Totalizer
- Media Type: Liquid
- Display Types: Digital Display (Readouts)
from Fluidwell bv
The F126-EG flow computer has been developed to calculate corrected gas volume at normal conditions. The corrected volumetric flow is calculated by measuring the uncorrected volumetric flow, actual line temperature and pressure which are processed with the equations stored in the flow computer. A... [See More]
- Generic Inputs: Pulse (Frequency) Inputs; Analog Current Inputs; Analog Voltage Inputs
- Rates Displayed: Volumetric; Mass; Totalizer
- Media Type: Gas/Steam
- Display Types: Digital Display (Readouts)
from Aalborg Instruments
Design Features. Displays instantaneous, total and accumulated flow rates. Built-in Flow Linearizer (10 point linearization of the flow curve). Up to 47 different volumetric and mass flow engineering units. Large 13mm (0.51") digits for flow rate and 5.5mm (0.21") for Total. Digital RS-232 or RS-485... [See More]
- Generic Inputs: Analog Current Inputs; Analog Voltage Inputs
- Rates Displayed: Volumetric; Mass; Totalizer
- Media Type: Liquid; Gas/Steam
- Display Types: Digital Display (Readouts)
from KOBOLD Instruments, Inc.
Product Features. Display Rate or Total. Batching Version Available. 2 Presets for Rate or Total. Fully Scalable. Analog or Serial Communications. NEMA 4X Front Panel. Pulse Input to 10 kHz. KOBOLD's MRT series of controllers offers users a full range of frequency input control options. Through use... [See More]
- Generic Inputs: Analog Voltage Inputs
- Rates Displayed: Totalizer
- Media Type: Liquid
- Display Types: Digital Display (Readouts)
from OMEGA Engineering, Inc.
FDT-40 Series ultrasonic flow and energy meters clamp on to the outside of pipes and do not come in contact with the internal liquid. The technology has inherent advantages over alternate devices including: low-cost installation, no pressure head loss, no moving parts to maintain or replace, no... [See More]
- Generic Inputs: Analog Current Inputs; Analog Voltage Inputs
- Rates Displayed: Volumetric; Totalizer
- Media Type: Liquid
- Display Types: Digital Display (Readouts)
from ProSoft Technology, Inc.
The MVI56 Liquid & Gas Flow Computer Module is a ControlLogix ® backplane compatible module that allows ControlLogix processors to easily support flow applications performing measurement of hydrocarbon gases or liquids using AGA 3, 7, 8 and API 2540 measurement standards. The module... [See More]
- Generic Inputs: Analog Current Inputs; Analog Voltage Inputs
- Local Interface: Digital Front Panel; Computer Interface
- Media Type: Liquid; Gas/Steam
- Computer Interface: Other
from Hoffer Flow Controls, Inc.
The Model 2005 is a microprocessor based temperature compensated flow rate indicator/totalizer that provides local display and transmits flow data for control capability. The unit is part of a cost effective family of flow products designed to accept inputs from pulse producing or analog producing... [See More]
- Generic Inputs: Pulse (Frequency) Inputs; Analog Current Inputs; Analog Voltage Inputs
- Rates Displayed: Mass; Totalizer
- Media Type: Liquid
- Display Types: Digital Display (Readouts)
from Fluidwell bv
The F126-EL flow computer has been developed to calculate corrected liquid volume at normal conditions. The corrected volumetric flow is calculated by measuring the uncorrected volumetric flow and actual line temperature which is processed with the thermal expansion coefficient algorithm stored in... [See More]
- Generic Inputs: Pulse (Frequency) Inputs; Analog Current Inputs; Analog Voltage Inputs
- Rates Displayed: Volumetric; Mass; Totalizer
- Media Type: Liquid
- Display Types: Digital Display (Readouts)
from OMEGA Engineering, Inc.
The FDT100 Series comprises advanced-technology water flowmeters. This series uses transit-time ultrasonic technology in which the signal is transmitted and received alternately between 2 flow sensors and the “time of flight ” determines the flow rate. The battery-powered transmitter... [See More]
- Generic Inputs: Analog Current Inputs; Analog Voltage Inputs
- Rates Displayed: Volumetric; Totalizer
- Media Type: Liquid
- Display Types: Digital Display (Readouts)
from Hoffer Flow Controls, Inc.
GENERAL DESCRIIPTIION. Featuring 5 digits of rate and 8 digits of total, the HRT1 is a loop powered indicator capable of accepting magnetic pickup, DC pulse or switch closure inputs. The HRT1 uses the 4-20mA loop to provide power when this output is used and to provide the HART ® communication... [See More]
- Generic Inputs: Pulse (Frequency) Inputs; Analog Voltage Inputs
- Rates Displayed: Volumetric; Totalizer
- Media Type: Liquid; Gas/Steam
- Display Types: Digital Display (Readouts)
from Fluidwell bv
The F010 is a local indicator with large 26mm (1") high digits which displays the actual flow rate. The measuring and time unit to be displayed below the flow rate are simply selected through an alphanumeric configuration menu. No adhesive labels have to be put on the outside of the enclosure: a... [See More]
- Generic Inputs: Pulse (Frequency) Inputs; Analog Current Inputs; Analog Voltage Inputs
- Rates Displayed: Volumetric; Mass
- Media Type: Liquid; Gas/Steam
- Display Types: Digital Display (Readouts)